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Remove unused function fetch_location_list. 

Catch corrupt core notes and display a warning message.
This commit is contained in:
Nick Clifton 2002-04-16 15:03:02 +00:00
parent 3d8dbe36e2
commit 3e55a9634f
2 changed files with 18 additions and 13 deletions
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5
binutils/ChangeLog
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@ -1,5 +1,10 @@
2002-04-16 Nick Clifton <nickc@cambridge.redhat.com>
* readelf.c (fetch_location_list): Remove unused function.
* readelf.c (process_corefile_note_segment): Catch corrupt notes
and display a warning message, then exit the loop.
* rcparse.y: Set MEMFLAG_DISCARDABLE by default.
2002-04-15 Nick Clifton <nickc@cambridge.redhat.com>

26
binutils/readelf.c
View File

@ -235,7 +235,6 @@ static void free_debug_str PARAMS ((void));
static const char * fetch_indirect_string PARAMS ((unsigned long));
static void load_debug_loc PARAMS ((FILE *));
static void free_debug_loc PARAMS ((void));
static const char * fetch_location_list PARAMS ((unsigned long));
static unsigned long read_leb128 PARAMS ((unsigned char *, int *, int));
static int process_extended_line_op PARAMS ((unsigned char *, int, int));
static void reset_state_machine PARAMS ((int));
@ -7241,18 +7240,7 @@ free_debug_loc ()
debug_loc_size = 0;
}
static const char *
fetch_location_list (offset)
unsigned long offset;
{
if (debug_loc_contents == NULL)
return _("<no .debug_loc section>");
if (offset > debug_loc_size)
return _("<offset is too big>");
return debug_loc_contents + offset;
}
static int
display_debug_loc (section, start, file)
Elf32_Internal_Shdr * section;
@ -9440,6 +9428,7 @@ process_corefile_note_segment (file, offset, length)
while (external < (Elf_External_Note *)((char *) pnotes + length))
{
Elf_External_Note * next;
Elf32_Internal_Note inote;
char * temp = NULL;
@ -9450,7 +9439,18 @@ process_corefile_note_segment (file, offset, length)
inote.descdata = inote.namedata + align_power (inote.namesz, 2);
inote.descpos = offset + (inote.descdata - (char *) pnotes);
external = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2));
next = (Elf_External_Note *)(inote.descdata + align_power (inote.descsz, 2));
if (((char *) next) > (((char *) pnotes) + length))
{
warn (_("corrupt note found at offset %x into core notes\n"),
((char *) external) - ((char *) pnotes));
warn (_(" type: %x, namesize: %08lx, descsize: %08lx\n"),
inote.type, inote.namesz, inote.descsz);
break;
}
external = next;
/* Verify that name is null terminated. It appears that at least
one version of Linux (RedHat 6.0) generates corefiles that don't